CN101825210A - Pipe-lining material - Google Patents

Pipe-lining material Download PDF

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Publication number
CN101825210A
CN101825210A CN201010127308A CN201010127308A CN101825210A CN 101825210 A CN101825210 A CN 101825210A CN 201010127308 A CN201010127308 A CN 201010127308A CN 201010127308 A CN201010127308 A CN 201010127308A CN 101825210 A CN101825210 A CN 101825210A
Authority
CN
China
Prior art keywords
lining material
pipe
resin
absorbent material
light
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201010127308A
Other languages
Chinese (zh)
Inventor
神山隆夫
金田光司
藤井谦治
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shonan Synthetic Resin Works K K
Shonan Plastic Manufacturing Co Ltd
Original Assignee
Shonan Synthetic Resin Works K K
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shonan Synthetic Resin Works K K filed Critical Shonan Synthetic Resin Works K K
Publication of CN101825210A publication Critical patent/CN101825210A/en
Pending legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/16—Devices for covering leaks in pipes or hoses, e.g. hose-menders
    • F16L55/162—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe
    • F16L55/165—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe a pipe or flexible liner being inserted in the damaged section
    • F16L55/1656—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe a pipe or flexible liner being inserted in the damaged section materials for flexible liners
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/03—After-treatments in the joint area
    • B29C66/038—Covering the joint by a coating material
    • B29C66/0384—Covering the joint by a coating material the coating material being in tape, strip or band form
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
    • B29C66/43—Joining a relatively small portion of the surface of said articles
    • B29C66/432—Joining a relatively small portion of the surface of said articles for making tubular articles or closed loops, e.g. by joining several sheets ; for making hollow articles or hollow preforms
    • B29C66/4322—Joining a relatively small portion of the surface of said articles for making tubular articles or closed loops, e.g. by joining several sheets ; for making hollow articles or hollow preforms by joining a single sheet to itself
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    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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    • B29C66/49—Internally supporting the, e.g. tubular, article during joining
    • B29C66/496—Internally supporting the, e.g. tubular, article during joining using a support which remains in the joined object
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    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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    • B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
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    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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    • B29C63/34—Lining or sheathing of internal surfaces using tubular layers or sheathings
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    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
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    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
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    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
    • B29C66/723—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered
    • B29C66/7234—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered comprising a barrier layer
    • B29C66/72341—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered comprising a barrier layer for gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
    • B29C66/723—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered
    • B29C66/7234—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered comprising a barrier layer
    • B29C66/72343—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered comprising a barrier layer for liquids
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    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
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    • B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/12—Use of polyvinylhalogenides or derivatives thereof as moulding material containing fluorine
    • B29K2027/18—PTFE, i.e. polytetrafluorethene, e.g. ePTFE, i.e. expanded polytetrafluorethene
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/08—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns
    • B29K2105/0854—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns in the form of a non-woven mat
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    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
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    • B29K2105/24—Condition, form or state of moulded material or of the material to be shaped crosslinked or vulcanised
    • B29K2105/246—Uncured, e.g. green
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0018—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
    • B29K2995/003—Reflective
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/0063—Density
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    • B29L2023/00—Tubular articles
    • B29L2023/005—Hoses, i.e. flexible
    • B29L2023/006—Flexible liners
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
    • Y10T428/1379—Contains vapor or gas barrier, polymer derived from vinyl chloride or vinylidene chloride, or polymer containing a vinyl alcohol unit
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
    • Y10T428/139—Open-ended, self-supporting conduit, cylinder, or tube-type article
    • Y10T428/1393—Multilayer [continuous layer]

Abstract

The invention provides a kind of simple in structure and pipe-lining material that light shielding property is high.Pipe-lining material (1) is for to have the outer surface heat welding light shielding property film (12) of the tubular resin absorbent material (10) of light-cured resin or light-cured resin and heat-curing resin to form in infiltration.In such structure, because the outer surface integral body of tubular resin absorbent material has covered the light shielding property film of thermal fusion welding, therefore, the light shielding property film can not produce dislocation with the tubular resin absorbent material, and the light-cured resin in the tubular resin absorbent material of can preventing to infiltrate inadvertently touches exterior light and solidifies.In addition, since the light shielding property film can be easily by in the process of making the high plastic film of tightness such as polyethylene, in this plastic film, add Opacifying pigment and obtain, therefore, can directly utilize the covering process of the plastic film that all the time carries out, make the high pipe-lining material of light shielding property.

Description

Pipe-lining material
Technical field
The present invention relates to pipeline that a kind of tubular resin absorbent material that the softness of curable resin arranged by infiltration constitutes upgrades and uses pipe-lining material.
Background technique
At present, actually provide a kind of under the situation of the aging variation of pipelines such as sewer, need not this pipeline is dug from the ground and pipeline is implemented the pipe lining method that liner is repaired this pipeline.In this pipe lining method, the pipe-lining material that the uncured curable liquid resin of infiltration forms in the tubular resin absorbent material that outer surface is covered by plastic film is pressed by counter-rotating or traction according to fluid and is inserted in the pipeline.Pipe-lining material is held under by the state that is pressed in the inwall of pipeline thereafter, and the curable resin of infiltration in pipe-lining material solidified, and utilizes the pipe-lining material that the inwall at pipeline solidifies to form liner.
But,, use curable resin (heat-curing resin) that adds thermocatalyst or the curable resin (light-cured resin) that adds photocatalyzer as infiltrating in the curable resin of tubular resin absorbent material.Under the situation of using light-cured resin, press on the inwall of pipeline and in remaining the pipe-lining material of toroidal, make illumination penetrate material (UV lamp, visible rays light source etc.) and move, light-cured resin is solidified.Under the situation of heat-curing resin, thermal mediums such as hot water or hot gas are acted on pipe-lining material and with resin solidification.
In addition, also motion has light-cured resin and heat-curing resin is infiltrated in tubular resin absorbent material (patent documentation 1).Under the state of such pipe-lining material in inserting pipeline, light-cured resin arrives inboard, and at first light-cured resin is penetrated by illumination and solidified, and utilizes the heat that produces when this curing that heat-curing resin is solidified.
Patent documentation 1:(Japan) spy opens the 2003-33970 communique
Be under the situation of the pipe-lining material that the infiltration light-cured resin forms in the tubular resin absorbent material, pipe-lining material is when touching exterior light, light-cured resin may solidify, therefore, need be with the integral body of pipe-lining material with light shielding property film parcel so that light can not shine pipe-lining material, and be transported to and upgrade in the pipeline that on-the-spot traction goes into to need to upgrade.
In this case, because the light shielding property film is from outer wrap pipe-lining material integral body, pipe-lining material inadvertently is exposed to the problem of exterior light so exist light shielding property film and pipe-lining material to misplace.
In order to prevent this dislocation, also consider the thermal fusion welding of light shielding property film at the outer surface of pipe-lining material and pipe-lining material is carried out shading.But, because the outer surface of the tubular resin absorbent material of pipe-lining material is covered by thermal fusion welding by plastic films such as polyethylene usually, so during thermal fusion welding light shielding property film, not only increased the manufacturing process of pipe-lining material thereon, and cover rete and form two-layer and uneconomical.
Summary of the invention
The present invention finishes for solving such problem, and its problem is, a kind of simple in structure and pipe-lining material that light shielding property is high is provided.
Solve a kind of pipe-lining material of the invention provides of above-mentioned problem, it inserts in the pipeline and is used to upgrade the inner peripheral surface of pipeline, it is characterized in that having the light shielding property film that infiltration has the tubular resin absorbent material of curable resin and is heat fused in the outer surface of this tubular resin absorbent material.
In addition, the invention provides a kind of pipe-lining material, it inserts in the pipeline and is used to upgrade the inner peripheral surface of pipeline, it is characterized in that, constitute by outside inner lining material and inner inner lining material, described outside inner lining material is formed by the outer surface heat welding light shielding property film of the tubular resin absorbent material that curable resin is arranged in infiltration, and described inner inner lining material connects airtight at the inner peripheral surface of described outside inner lining material and by infiltration has the tubular resin absorbent material of curable resin to form.
In the present invention, owing to the outer surface heat welding light shielding property film that the tubular resin absorbent material of light-cured resin is arranged in infiltration, so the light shielding property film can not misplace with the tubular resin absorbent material.Therefore, can carry out shading to pipe-lining material reliably, can prevent to infiltrate inadvertently touches exterior light and solidifies in the light-cured resin of tubular resin absorbent material.
In addition, owing to the outer surface at the tubular resin absorbent material, the light shielding property film only forms one deck, so can reduce the manufacture cost of pipe-lining material.
And then, because the light shielding property film is easily by in the process of the high plastic film of tightness such as manufacturing polyethylene, in this plastic film, add coloured material and obtain, therefore, the covering process of the plastic film of the high-air-tightness that all the time carries out be can directly utilize, can light shielding property height and the high pipe-lining material of tightness be made with simple operation.
Description of drawings
Fig. 1 (a) is that expression is wound in the stereogram of the state of tubular resin absorbent material with the light shielding property film, (b) is the stereogram of the pipe-lining material that is made of the tubular resin absorbent material that the light shielding property film is installed;
Fig. 2 is that expression is with the explanatory drawing of light shielding property film thermal fusion welding at the state of tubular resin absorbent material;
Fig. 3 is the explanatory drawing that the expression pipe-lining material is set to the operation of two layers of structure;
Fig. 4 is that the tubular resin absorbent material is set to two layers of vertical cross section of constructing and the pipe-lining material of photomask being arranged in the outer surface heat welding.
Symbol description
The 1-pipe-lining material, 10-tubular resin absorbent material, 12-light shielding property film, the outside inner lining material of 15-, the inner inner lining material of 20-, pipe in the 21-tubular resin absorbent material, 22-
Embodiment
Below, describe being used to implement embodiments of the invention with reference to accompanying drawing.
[embodiment]
Fig. 1 (a) is the reel state of smooth light shielding property film 12 of the outer surface that is illustrated in the tubular resin absorbent material 10 of the softness that constitutes pipe-lining material.
Tubular resin absorbent material 10 is made as follows: the width with regulation rounds the banded resin absorbent material of specific length, and 10a butt joint in two end part is made, and is with 11 and make in end-to-end joint part lining polyurethane, polyethylene or polypropylene system.
The nonwovens that tubular resin absorbent material 10 is obtained by plastic optical fibres such as using polyamide, polyester, polypropylene, weave cotton cloth or fill up; Or use glass fibre obtains weaving cotton cloth or filling up; Or the nonwovens that above-mentioned plastic optical fibre and glass fibre are combined, weave cotton cloth or fill up formation.
At the reel light shielding property film 12 of the band shape shown in Fig. 1 (a) of the outer surface of such tubular resin absorbent material 10.The light shielding property film carries out painted obtaining by the organic pigment that adds quinophthalone system or isoindolinone system when plastic films such as manufacturing polyethylene, polypropylene, nylon or vinyl chloride, can block ultraviolet ray or visible light etc.
Such light shielding property film 12 is wound on the outer surface of tubular resin absorbent material 10, shown in Fig. 1 (b), its two end part 12a is overlapped, and by bonding this overlapping portion, tubular resin absorbent material 10 is capped under the state that is connected airtight by the light shielding property film 12 that becomes tubular.
As shown in Figure 2, the tubular resin absorbent material 10 that covers with light shielding property film 12 is by being expanded to circle to internal feed pressurized air or by the tubular resin absorbent material is vacuumized.Though not shown among Fig. 2, in fact the liner of tubular is put into inside, make light shielding property film and tubular resin absorbent material be expanded to circle by this liner.Under such hole enlargement be circular state, light shielding property film 12 and tubular resin absorbent material 10 and liner (not shown) passed through oven (not shown), in this passes through, as shown by arrows, from around heat.Thus, light shielding property film 12 spreads all over the pipe range direction of tubular resin absorbent material 10, is heat fused in outer surface integral body equably.
Like this, in the outer circumferential face thermal fusion welding of tubular resin absorbent material 10 behind the light shielding property film 12, remove and act on pressure inside, and tubular resin absorbent material 10 and light shielding property film 12 are shunk, remove inner liner, obtain the whole flat pipe-lining material 1 that forms.
Be connected in the tubular resin absorbent material 10 of light shielding property film 12 at hot melt, according to the aqueous uncured light-cured resin of known method infiltration.Light-cured resin obtains by for example add photocatalyzer in curable liquid resins such as unsaturated polyester resin, vinyl ester resin or epoxy resin.
In tubular resin absorbent material 10, except that light-cured resin, aqueous heat-curing resin can also infiltrate.Such heat-curing resin for example obtains by add thermocatalyst in curable liquid resins such as unsaturated polyester resin, vinyl ester resin or epoxy resin.
In the tubular resin absorbent material, under the situation of infiltration heat-curing resin and light-cured resin,, make its infiltration so that light-cured resin arrives the inner peripheral surface side, and heat-curing resin arrives the outer circumferential face side pipe-lining material is inserted the state of pipeline.
In addition, in the present embodiment, under the state that pipe-lining material inserts pipeline and the preparation of solidifying can be carried out, become the outer surface (outer circumferential face) of pipe-lining material and even this tubular resin absorbent material with the face that the inner peripheral surface of pipeline is faced mutually.
Above-mentioned tubular resin absorbent material also can insert inner inner lining material 20 and make two layers of structure in the tubulose resin absorbent material 10 as shown in Figure 3.Under this situation, the tubular resin absorbent material 10 that hot melt is connected to light shielding property film 12 becomes outside inner lining material 15.
As the tubular resin absorbent material 21 of inner inner lining material 20, use the density high material of its density, to improve the water tightness of pipe-lining material than the resin absorbent material 10 of outside inner lining material 15.Resin absorbent material 10 as outside inner lining material 15, for example under the situation of using the nonwovens of making by the plastic optical fibres such as polyester that carried out acupuncture processing, process by go forward side by side hand-manipulating of needle thorn of the compression and the resin absorbent material of tubular resin absorbent material 10 identical materials, can make the resin absorbent material 21 higher than the density of resin absorbent material 10.Perhaps, as resin absorbent material 10, the nonwovens that use is made by the plastic optical fibre that has carried out spunbond processing, be used for resin absorbent material 21 by identical material and order are paid than its big and heavy spunbond nonwovens that processes, can obtain the resin absorbent material 21 higher than the density of resin absorbent material 10.
The resin absorbent material 21 of inner inner lining material 20 rounds with the width of the regulation banded resin absorbent material with specific length, with the butt joint of its two end part and make, form the tubular resin absorbent material identical with the tubular resin absorbent material 10 of outside inner lining material 15.
In addition,, can be covered with peeling off, protect its internal surface by the film formed interior pipe 22 of plastics such as polyethylene, polypropylene, nylon or vinyl chloride at the inner peripheral surface of tubular resin absorbent material 21.Should interiorly manage 22 owing to can peel off, and peel off from pipe-lining material so can upgrade the back, and be rejected to the outside at pipeline.
Inner inner lining material 20 is inserted into outside inner lining material 15 by counter-rotating or traction, makes the pipe-lining material 1 that the two-layer structure by outside inner lining material 15 and inner inner lining material 20 constitutes.The profile construction of the pipe-lining material 1 of Zhi Zuoing as shown in Figure 4 like this.
In addition, externally in the tubular resin absorbent material 21 of the tubular resin absorbent material 10 of inner lining material 15 and inner inner lining material 20, use known method, infiltration light-cured resin or light-cured resin and heat-curing resin.It is identical with the light-cured resin and the heat-curing resin that infiltrate in tubular resin absorbent material 10 respectively in the characteristic of the light-cured resin of tubular resin absorbent material 21 and heat-curing resin to infiltrate.
Pipe-lining material 1 inserts by traction and establishes in the pipeline.At this moment, photomask 12 forms the outer circumferential face of pipe-lining material 1 shown in Fig. 1 (b), Fig. 3 (Fig. 4).Pipe-lining material 1 is compressed the air hole enlargement for circular in pipeline, light shielding property film 12 connects airtight in the inner peripheral surface of pipeline (not shown).Under this state, pipe-lining material carries out illumination internally by light irradiation device to be penetrated, and the light-cured resin or the heat reactive resin that infiltrate in the tubular resin absorbent material are solidified, and the inner peripheral surface in the pipeline upgrades by pipe-lining material.
In pipe-lining material 1 of the present invention, no matter be one deck structure or two layers of structure, the outer surface integral body of tubular resin absorbent material is all covered by the light shielding property film of thermal fusion welding, therefore, the light shielding property film can not produce position deviation with respect to the tubular resin absorbent material, can prevent to infiltrate inadvertently to touch exterior light and solidify in the light-cured resin of tubular resin absorbent material.
And then, the light shielding property film can be easily in the process of the high plastic film of tightness such as manufacturing polyethylene, in this plastic film, add Opacifying pigment and obtain, therefore, the covering process of the plastic film that all the time carries out be can directly utilize, light shielding property height and the high pipe-lining material of tightness made by simple operation.

Claims (6)

1. pipe-lining material, it inserts in pipeline and is used to upgrade the inner peripheral surface of pipeline, it is characterized in that,
Having the infiltration have curable resin the tubular resin absorbent material and
Be heat fused in the light shielding property film of the outer surface of this tubular resin absorbent material.
2. pipe-lining material as claimed in claim 1 is characterized in that, described curable resin is light-cured resin or light-cured resin and heat-curing resin.
3. pipe-lining material, it inserts in pipeline and is used to upgrade the inner peripheral surface of pipeline, it is characterized in that,
Constitute by outside inner lining material and inner inner lining material,
Described outside inner lining material is formed by the outer surface heat welding light shielding property film of the tubular resin absorbent material that curable resin is arranged in infiltration,
Described inner inner lining material, connecting airtight at the inner peripheral surface of described outside inner lining material and by infiltration has the tubular resin absorbent material of curable resin to form.
4. pipe-lining material as claimed in claim 3 is characterized in that, the density of the resin absorbent material of described inner inner lining material is than the density height of the resin absorbent material of outside inner lining material.
5. as claim 3 or 4 described pipe-lining materials, it is characterized in that the curable resin that infiltrates in the tubular resin absorbent material of described outside inner lining material and inner inner lining material is light-cured resin or light-cured resin and heat-curing resin.
6. as each described pipe-lining material in the claim 1～5, it is characterized in that described light shielding property film is when plastic films such as manufacturing polyethylene, polypropylene, nylon or vinyl chloride, adds organic pigment and carries out painted and light shielding property film that obtain.
CN201010127308A 2009-03-06 2010-03-05 Pipe-lining material Pending CN101825210A (en)

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CN106032867A (en) * 2016-03-11 2016-10-19 北京百世通管道科技有限公司 Method for pipeline non-excavation restoration and reinforcement with light-cured fiber reinforced composite materials and pipeline
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EP2226184A1 (en) 2010-09-08
JP2010201887A (en) 2010-09-16

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